Gymnocalycium gibbosum subsp. gibbosum

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Gymnocalycium gibbosum subsp. gibbosum

Gymnocalycium gibbosum subsp. gibbosum sec. Charles 20091
    • 1. Charles, G. 2009: Gymnocalycium in habitat and culture. – Stamford: Published by the author
    • =Echinocactus gibbosus var. ferox Labour. ex Rümpler, Handb. Cacteenk., ed. 2: 583. 1886 syn. sec. Metzing 20212
    • ≡Echinocactus ferox Spreng. in Monatsschr. Kakteenk. 4: 193. 1894 syn. sec. Metzing 20212
    • ≡Echinocactus gibbosus f. ferox (Labour. ex Rümpler) Schelle, Handb. Kakteenkult.: 186. 1907 syn. sec. Metzing 20212
    • ≡Gymnocalycium gibbosum subsp. ferox (Labour. ex Rümpler) Papsch in Gymnocalycium 9: 201. 1996 syn. sec. Charles 20093
    • 2. Metzing, D. 2021: Revisions of Frailea, Gymnocalycium and various other genera. – In: Korotkova N. & al., Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. http://doi.org/10.3372/wi.51.51208, 3. Charles, G. 2009: Gymnocalycium in habitat and culture. – Stamford: Published by the author
    • =Gymnocalycium gibbosum subsp. radekii Halda & Milt in Acta Mus. Richnov., Sect. Nat., 9: 63. 2002 syn. sec. Charles 20094
    • 4. Charles, G. 2009: Gymnocalycium in habitat and culture. – Stamford: Published by the author

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